Product CatalogueStormwater SuppliesPoly FittingsPoly Riser4c. Poly Riser 25mm x 300mm (1") Back 4c. Poly Riser 25mm x 300mm (1") Product ID: ORI0250300 Brand: 2025-05-24 From: $3.52 AUD View or buy the Poly Riser Poly Fittings - 4c. Poly Riser 25mm x 300mm (1") from to discover other options and shipping details. Description Back to Poly Fittings - Poly Riser More Poly Riser and others in our range Poly Riser 15mm x 600mm (1/2") ~11b. Poly Riser Swing Joint Hunter 1/2" x 30cm 3f. Poly Riser 20mm x 750mm (0.75") 2i. Poly Riser 15mm x 750mm (1/2") 5b. Poly Riser 32mm x 450mm (1 1/4") 3e. Poly Riser 20mm x 500mm (3/4") ~10b. Poly Riser Continuous Thread 15mm x 300mm (1/2") 2k. Poly Riser 15mm x 1500mm (1/2") 3b. Poly Riser 20mm x 100mm (3/4") 7b. Poly Riser 50mm x 450mm (2")